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Marine Forecast

Issued 07:00 AM MDT 15 July 2025

Today Tonight and Wednesday.

Wind northwest 15 knots diminishing to light near midnight then increasing to southeast 15 Wednesday afternoon. Wind increasing to northwest 25 Wednesday evening.

Waves

Issued 07:00 AM MDT 15 July 2025
Today Tonight and Wednesday. Over open water seas 1 metre.

Extended Forecast

Issued 07:00 AM MDT 15 July 2025
Thursday Wind northwest 25 knots diminishing to west 15 late in the day.
Friday Wind northwest 15 knots increasing to northwest 20 late in the day.
Saturday Wind northwest 20 knots.

Ice Forecast

Issued 10:00 AM EDT 15 July 2025 Today Tonight and Wednesday Open water except 4 tenths first-year ice in the western section. 

[ Canadian Ice Service ]

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Map of Mackenzie - Mackenzie River marine weather areas Cambridge Bay Airport Inner Whaleback Rocks Hay River/Merlyn Carter Airport Inuvik Airport Fort Simpson Airport Tulita Airport Great Slave Lake North Arm - 45150 Keats Point Łutselk'e Airport Croker River Norman Wells Airport Paulatuk Airport Bathurst Inlet Pelly Island Storm Hills Hat Island Little Chicago Liverpool Bay Yellowknife Airport Wrigley Airport Tuktoyaktuk Airport Komakuk Beach Fort Chipewyan Airport Stony Rapids Airport Uranium City Egg Island Prairie River Thomsen River Sachs Harbour Airport Herschel Island Ulukhaktok Airport Stefansson Island Cape Providence Gateshead Island Shingle Point Airport Aklavik Airport Cape Parry Airport Cape Peel West Fort Good Hope Airport Fort Providence Kugluktuk Airport Great Slave Lake - 45141 Fort Reliance Fort Resolution Airport
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Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 15 July 2025 Today Tonight and Wednesday

Ice Edge

Ice edge is outside the forecast region.

Ice Coverage

Open water except 4 tenths first-year ice in the western section.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 6:30 AM MDT 15 July 2025 Today Tonight and Wednesday At 1200 UTC Tuesday splitting ridge from 1019 mb high located from
70N 140W to 70N 121W then to 77N 62W.
By 0000 UTC Thursday weakening ridge located from 81N 62W to
70N 114W.
By 0000 UTC Thursday ridge from 1021 mb high located from 70N 133W
to 71N 140W.

At 1200 UTC Tuesday low 1014 mb located at 69N 137W.
By 0000 UTC Thursday low 1012 mb located at 72N 115W.

At 1200 UTC Tuesday trough located from 67N 76W to 75N 73W.
By 0000 UTC Thursday trough located from 67N 81W to 73N 81W.

Mackenzie - Mackenzie River Area

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Marine Weather for Canada

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